<!DOCTYPE html>
<html>

<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
div {
	width: 50px;
	height: 29px;
}
</style>
</head>

<body>
<div style="background: #000000;"></div>
<div style="background: #FF0000;"></div>
<div style="background: #00FF00;"></div>
<div style="background: #0000FF;"></div>
<div style="background: #FFFF00;"></div>
<div style="background: #00FFFF;"></div>
<div style="background: #FF00FF;"></div>
<div style="background: #FFFFFF;"></div>
</body>

</html>